Tunnel and ore pass development-the belt conver scheme’s applications condition and related safety measures in the open pit mine development

This artical introduces the belt conver scheme’s application condition and related safety measures in drift ore pass development，and anany its merits and disadvantages.it was more sutiable than Automobile transportation scheme for open mine with large scale，complicated topography，steep slope and difficult road construction as it is more economy，more satety，and more eco-friendly.